400A vs Parasound HCA-1205A
The HCA-1205A's power @ 8ω is 140W against the 400A's 100W, its thd 0.030% against 0.100%, its damping factor >800 against >100, and its input impedance 33000Ω against 23000Ω.
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Estimated price (community-sourced)
Around — community and catalog average, updates slowly
The Threshold 400A is a Class-A stereo power amplifier renowned for its contribution to the high-end audio industry. It delivers 100 watts per channel into an 8Ω load, with a frequency response of 20Hz to 20kHz. The amplifier features a total harmonic distortion (THD) of less than 0.1% at rated power, and its intermodulation distortion (IMD) is also below 0.1%. The Threshold 400A is celebrated for its durability and timeless performance, making it a sought-after piece among audiophiles.
Amplification power output and characteristics
Analog signal output specifications
Input and output connections
Size, weight, and appearance
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions
Components that show up alongside the 400A in real systems. A verdict means the pair has been checked for compatibility and headroom — open it to see how the two get along.
The closest alternatives on specs, description and the systems they turn up in, with the specs they share set side by side.
The HCA-1205A's power @ 8ω is 140W against the 400A's 100W, its thd 0.030% against 0.100%, its damping factor >800 against >100, and its input impedance 33000Ω against 23000Ω.
The HCA-1200's power @ 8ω is 200W against the 400A's 100W, its thd 0.080% against 0.100%, and its input impedance 30000Ω against 23000Ω. Both share damping factor (>100).
The Passion 600's power @ 8ω is 150W against the 400A's 100W, its damping factor >400 against >100, and its input impedance 30Ω against 23000Ω. Both share thd (0.100%).
The Khartago's power @ 8ω is 115W against the 400A's 100W, its thd 0.040% against 0.100%, its damping factor >500 against >100, and its input impedance 22000Ω against 23000Ω.
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